The Panamex White Plastic Wired Door Chime Kit with Transformer is a traditional style doorbell system suitable for homes, shops, and schools. This hardwired system features a white rectangle-shaped design made of plastic, with a transformer included for easy installation. The low-voltage door chime produces a pleasant melody/tune when activated, and the button material is also plastic with a matte finish. With a voltage of 8-12V, this doorbell kit from Panamex is a practical and stylish addition to any entrance.